| Collector | Maas, P.J.M. |
| Number | 6181 |
| Collected with | Schunke V., J., Koek-Noorman, J.; van Heusden, E.C.H. |
| Country | Peru |
| Subpart | Ucayali |
| County | |
| Locality | Coronel Portillo: Bosque A. von Humboldt (near km 86 of road Pucallpa-Tingo Maria), Carretera Alexandro, ca. 8 km W of Bosque v. Humboldt. High rain forest |
| Coordinates | |
| Minimum elevation (m) | 250 |
| Maximum elevation (m) | 250 |
| Start date | 1984/11/02 |
| End date | 1984/11/02 |
| Family | Annonaceae |
| Identification | Guatteria megalophylla Diels |
| Determined by | Maas & Setten 1985. Maas & Westra 2011 |
| Identification qualifier | |
| Field notes | Tree, 6-10 m tall, 15 cm diam. Leaves plicate, prim. and sec. Veins strongly sunken. Calyx-lobes reflexed, outer side greyish-green, inner side pale green. Petals greenish to greyish-green. Fruits shiny green |
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